Home / 47,931.60-71,542.52-44,976.72

Finding the Fourth Proportional to 47,931.60, 71,542.52 and 44,976.72

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Solution

The fourth proportional to 47,931.60, 71,542.52 and 44,976.72 is: 67,132.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,931.60 : 71,542.52 = 44,976.72 : x
  2. Step 2: Convert to fraction form
    47,931.60/71,542.52 = 44,976.72/x
  3. Step 3: Cross multiply
    47,931.60x = 71,542.52 × 44,976.72
  4. Step 4: Simplify right side
    47,931.60x = 3,217,747,890.13
  5. Step 5: Solve for x
    x = 3,217,747,890.13/47,931.60
  6. Step 6: Final answer
    x = 67,132.08

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.